(1)The Authorities may enter into and carry into effect agreements with any person being the owner of, or interested in, any land adjoining any portion of any of the works, or of the land which may be acquired by the Authorities under this Act, with respect to the sale by the Authorities to him (subject to such reservations, restrictions or other provisions as to the Authorities seem fit) of any land not required for the works.
(2)The Authorities may accept as satisfaction for the whole or any part of the consideration for any such sale the grant by the purchaser of any land required by the Authorities for the purposes of this Act or any new right so required.
(3)Subject to the provisions of this Act, and in connection with the powers granted to them thereby, the Authorities may enter into agreements with any owners of property or other persons interested in lands, houses or property with respect to the purchase by the Authorities of any such lands, houses or property or any rights in, over or affecting the same for such consideration, being a sum of money or a grant of land or partly money and partly land, as may be agreed upon between the Authorities and such owners or other persons.